122: DTF:HN for May 2, 2026

Your Daily Tech Feed covering the top 10 stories on Hacker News for May 2, 2026. Featuring: How fast is a macOS VM, and how small could it be?, Why does it take so long to release black fan versions?, Show HN: Mljar Studio – local AI data analyst that saves analysis as notebooks, Why are there both TMP and TEMP environment variables? (2015), Show HN: DAC – open-source dashboard as code tool for agents and humans, and more.

Stories covered:

1. How fast is a macOS VM, and how small could it be?
   (Article | HN Discussion | 🎧 0:27)
2. Why does it take so long to release black fan versions?
   (Article | HN Discussion | 🎧 4:03)
3. Show HN: Mljar Studio – local AI data analyst that saves analysis as notebooks
   (Article | HN Discussion | 🎧 7:40)
4. Why are there both TMP and TEMP environment variables? (2015)
   (Article | HN Discussion | 🎧 11:05)
5. Show HN: DAC – open-source dashboard as code tool for agents and humans
   (Article | HN Discussion | 🎧 15:04)
6. Show HN: Browser-based light pollution simulator using real photometric data
   (Article | HN Discussion | 🎧 18:52)
7. Ti-84 Evo
   (Article | HN Discussion | 🎧 22:02)
8. Show HN: Filling PDF forms with AI using client-side tool calling
   (Article | HN Discussion | 🎧 25:08)
9. SKILL.make: Makefile Styled Skill File
   (Article | HN Discussion | 🎧 27:41)
10. The USB Situation
    (Article | HN Discussion | 🎧 29:58)